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3 votes
The Jones family was one of the first to come to the U.S. They had 9 children. Assuming that the

probability of a child being a girl is .5, find the probability that the Jones family had:
at least 7 girls?
at most 8 girls?

User HansVG
by
7.1k points

1 Answer

3 votes

Answer:

At least 7 girls: 0.5^7 OR 0.0078125

At least 8 girls: 0.5^8 OR 0.00390625

User PseudoPsyche
by
6.2k points
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